17412 version 3
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Operate turbine oil systems in a thermal electricity generation power
station
Level
4
Credits
5
Purpose
People credited with this standard are able to: demonstrate knowledge of
turbine oil systems and controls; operate and monitor turbine oil systems;
and identify and respond to deviations.
Subfield
Electricity Supply
Domain
Electricity Supply – Thermal Operations and Control
Status
Registered
Status date
29 August 2000
Date version published
25 June 2007
Planned review date
31 December 2008
Entry information
Open.
Accreditation
Evaluation of documentation and visit by NZQA and
industry.
Standard setting body (SSB)
Electricity Supply Industry Training Organisation
Accreditation and Moderation Action Plan (AMAP) reference
0120
This AMAP can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.
Special notes
1
This unit standard is intended for, but not restricted to, workplace assessment. The
range statements within the unit standard can be applied according to industry
specific equipment, procedures and processes.
2
Safety of personnel and plant must be a priority throughout the assessment. If the
safety requirements are not met the assessment must stop and the candidate will be
assessed as not yet competent.
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3
Performance and work practices in relation to the elements and performance criteria
must comply with all current legislation, especially the Electricity Act 1992, and any
regulations and codes of practice recognised under that statute; the Health and
Safety in Employment Act 1992; and the Resource Management Act 1991.
Electricity supply industry codes of practice and documented industry procedures
include the Safety Manual – Electricity Industry (SM-EI) (2004) Wellington: Electricity
Engineers’ Association. A full list of current legislation and industry codes is
available from the Electricity Supply Industry Training Organisation, PO Box 1245,
Hamilton.
4
‘Industry requirements’ include all the documented workplace policies, procedures,
specifications, business and quality management requirements relevant to the
workplace in which assessment is carried out.
5
‘Turbine oil systems’ include jacking oil, shaft lubricating oil, turning gear.
6
This unit standard excludes seal oil and control oil.
7
The term ‘operate’ is defined as manual operation and testing of thermal electricity
generation plant including plant adjustments, isolations and restorations.
Elements and performance criteria
Element 1
Demonstrate knowledge of turbine oil systems and controls.
Performance criteria
1.1
The location, operation and components of lube and jacking oil systems are
described in accordance with industry requirements.
Range
1.2
Controls are described in accordance with industry requirements.
Range
1.3
includes but is not limited to – layout, purification and testing, oil
purpose, bearing construction, oil grades and types, lubricating
and jacking oil principles, pumps, turning gear, backup supply.
includes but is not limited to – control and indication, oil
temperature, pressure, system pressure, pump cut in, pump cut
out.
Operating parameters are identified in accordance with industry requirements.
Range
includes but is not limited to – temperatures, pressures, flow,
levels.
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17412 version 3
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Element 2
Operate and monitor turbine oil systems.
Performance criteria
2.1
Current status of system is identified in accordance with industry requirements.
2.2
Operations are carried out in accordance with industry requirements.
Range
includes but is not limited to – plant changeover, routine testing, oil
quality control, back up supplies, isolations, restorations, routine
testing.
2.3
Operating and monitoring actions are logged in accordance with industry
requirements.
2.4
Operating decisions are determined in accordance with plant status and
industry requirements.
Range
2.5
includes but is not limited to – plant availability and service
condition, resource consent and loading limits, impact on
operations, options.
Plant and equipment are monitored in accordance with industry requirements.
Element 3
Identify and respond to deviations in the operation of turbine steam systems.
Performance criteria
3.1
Deviations from normal operating conditions are identified, logged and acted
upon in accordance with industry requirements.
Range
3.2
includes but is not limited to – oil and baring temperature
deviations, turning gear failure, purifier failure.
Plant safety, fire and emergency procedures are followed in accordance with
industry requirements.
Range
includes but is not limited to – fire protection systems, spill
response, containment clean up and disposal.
Please note
Providers must be accredited by NZQA, or an inter-institutional body with delegated
authority for quality assurance, before they can report credits from assessment against
unit standards or deliver courses of study leading to that assessment.
Industry Training Organisations must be accredited by NZQA before they can register
credits from assessment against unit standards.
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Accredited providers and Industry Training Organisations assessing against unit standards
must engage with the moderation system that applies to those standards.
Accreditation requirements and an outline of the moderation system that applies to this
standard are outlined in the Accreditation and Moderation Action Plan (AMAP). The
AMAP also includes useful information about special requirements for organisations
wishing to develop education and training programmes, such as minimum qualifications for
tutors and assessors, and special resource requirements.
Comments on this unit standard
Please contact the Electricity Supply Industry Training Organisation info@esito.org.nz if
you wish to suggest changes to the content of this unit standard.
 New Zealand Qualifications Authority 2016